/live/media/DF/DF_63180008R_Fro.jpg)
Dynamic Friction 631-80008R Disc Brake Rotor - Rear Right
| Brand | Dynamic Friction 631-80008R |
|---|---|
| Position | Rear Right |
| Discard Thickness | 18 |
| Nominal Thickness | 20 |
| Disc Finish | Plain |
| Hat Finish | Zinc silver |
| Rust Resistant Coating | Yes |
| Bolt Hole Quantity | 4 |
| Overall Height | 62.8 |
| Outside Diameter | 257 |
| Height | 62.8 |
| Surface Type | Slotted x drilled |
| Solid Or Vented Type Rotor | Vented |
| Center Hole Diameter | 66 |
| Stud/Lug Hole Quantity | 4 |
| Stud/Lug Hole Diameter | 12.5 |
| Directional or Non-Directional Brake Surface | Directional |
| Bolt Circle Diameter | 114.3 |
| Stud/Lug Hole Circle Diameter | 114.3 |
| Product line | DFC Brake Rotor - Drilled and Slotted - Silver |
| Fits | Mazda · 2 vehicles |
Drilled and slotted. Surface design helps maintain pad contact and braking consistency.
Vented construction. Promotes airflow through the rotor body during repeated stops.
Rust-resistant finish. Zinc silver hat coating adds corrosion protection and a clean appearance.
Overview
Dynamic Friction 631-80008R is a vented disc brake rotor with a slotted and drilled surface, built for controlled braking response and heat management. It is a fitment-specific replacement for select Mazda RX-7 applications and uses a zinc silver hat finish with a rust-resistant coating.
Key Features
- Slotted X drilled braking surface for consistent pad contact.
- Vented rotor design for improved airflow through the rotor body.
- Zinc silver hat finish with rust-resistant coating.
- Directional brake surface for application-specific rotation.
- 4-bolt, 4-lug pattern with 114.3 mm bolt circle.
Fitment
Fits 1984-1985 Mazda RX-7, rear right.
Product Details
This Dynamic Friction brake rotor is identified by part number 631-80008R and is engineered with an 18 mm discard thickness, 20 mm nominal thickness, 257 mm outside diameter, and 66 mm center hole diameter. The drilled and slotted face helps maintain pad bite, while the vented construction supports heat dissipation during repeated stops. For buyers searching for a Mazda RX-7 rear right brake rotor, 631-80008R provides a direct replacement format with application-specific dimensions.
DFC Brake Rotor - Drilled and Slotted - Silver is the product line designation, and it highlights the rotor’s drilled-and-slotted surface treatment along with the silver-coated hat finish. This makes 631-80008R a focused option for drivers replacing a worn rotor on the Mazda RX-7 with the correct fitment and surface design.
Common Issues This Rotor Can Address
- Brake pulsation from a worn or uneven rotor surface.
- Reduced braking consistency caused by heat buildup.
- Surface corrosion on an aging rotor.
- Noise or vibration related to rotor wear.
Installation Notes
Verify rotor dimensions, bolt pattern, and directional orientation before installation. Confirm the rear right position and 13B engine fitment listed for the Mazda RX-7 application. Clean the hub mounting surface and inspect pads and related brake components during replacement.
Quality Assurance
Dynamic Friction supplies this rotor as an application-specific brake component with corrosion-resistant finishing and defined dimensional specifications for accurate fitment.
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 1985 | Mazda | RX-7 | GSL-SE | Rear Right | 13B Engine; DFC Brake Rotor - Drilled and Slotted - Silver |
| 1984 | Mazda | RX-7 | GSL-SE | Rear Right | 13B Engine; DFC Brake Rotor - Drilled and Slotted - Silver |
| No rows match your filter. | |||||